Order of Operations - Review

What is an expression in math?

• A combination of numbers and operators

• A combination of words and numbers

• A combination of numbers and letters

• A combination of letters and symbols

If you have the expression 2 + 5 - 4, what is the result?

• 3

• 7

• 11

• 1

In the expression 2 + 5 * 4, what should you do first?

• Subtract 4 from 5

• Add 4 to 2

• Add 2 and 5

• Multiply 5 and 4

Why is it important to follow the order of operations?

• To use all numbers in the expression

• To make calculations faster

• To ensure everyone gets the same result

• To make math more fun

What operations should you do first according to the order of operations?

• Addition and subtraction

• Multiplication and division

• Addition and multiplication

• Subtraction and division